<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"> <style>
	.KEYW {color: #933;}
	.COMM {color: #bbb; font-style: italic;}
	.NUMB {color: #393;}
	.STRN {color: #393;}
	.REGX {color: #339;}
	.line {border-right: 1px dotted #666; color: #666; font-style: normal;}
	</style></head><body><pre><span class='line'>  1</span> <span class="COMM">/*
<span class='line'>  2</span>  * Copyright (C) 2009 Mihai Şucan
<span class='line'>  3</span>  *
<span class='line'>  4</span>  * This file is part of PaintWeb.
<span class='line'>  5</span>  *
<span class='line'>  6</span>  * PaintWeb is free software: you can redistribute it and/or modify
<span class='line'>  7</span>  * it under the terms of the GNU General Public License as published by
<span class='line'>  8</span>  * the Free Software Foundation, either version 3 of the License, or
<span class='line'>  9</span>  * (at your option) any later version.
<span class='line'> 10</span>  *
<span class='line'> 11</span>  * PaintWeb is distributed in the hope that it will be useful,
<span class='line'> 12</span>  * but WITHOUT ANY WARRANTY; without even the implied warranty of
<span class='line'> 13</span>  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
<span class='line'> 14</span>  * GNU General Public License for more details.
<span class='line'> 15</span>  *
<span class='line'> 16</span>  * You should have received a copy of the GNU General Public License
<span class='line'> 17</span>  * along with PaintWeb.  If not, see &lt;http://www.gnu.org/licenses/>.
<span class='line'> 18</span>  *
<span class='line'> 19</span>  * $URL: http://code.google.com/p/paintweb $
<span class='line'> 20</span>  * $Date: 2009-10-29 19:05:49 +0200 $
<span class='line'> 21</span>  */</span><span class="WHIT">
<span class='line'> 22</span> 
<span class='line'> 23</span> </span><span class="COMM">/**
<span class='line'> 24</span>  * @author &lt;a lang="ro" href="http://www.robodesign.ro/mihai">Mihai Şucan&lt;/a>
<span class='line'> 25</span>  * @fileOverview Holds the integration code for PaintWeb inside &lt;a 
<span class='line'> 26</span>  * href="http://www.moodle.org">Moodle&lt;/a>.
<span class='line'> 27</span>  */</span><span class="WHIT">
<span class='line'> 28</span> 
<span class='line'> 29</span> </span><span class="COMM">/**
<span class='line'> 30</span>  * @class The Moodle extension for PaintWeb. This extension handles the Moodle 
<span class='line'> 31</span>  * integration inside the PaintWeb code.
<span class='line'> 32</span>  *
<span class='line'> 33</span>  * &lt;p>&lt;strong>Note:&lt;/strong> This extension is supposed to work with Moodle 1.9 
<span class='line'> 34</span>  * and Moodle 2.0.
<span class='line'> 35</span>  *
<span class='line'> 36</span>  * @param {PaintWeb} app Reference to the main paint application object.
<span class='line'> 37</span>  */</span><span class="WHIT">
<span class='line'> 38</span> </span><span class="NAME">pwlib.extensions.moodle</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">app</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 39</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">_self</span><span class="WHIT">         </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 40</span> </span><span class="WHIT">      </span><span class="NAME">appEvent</span><span class="WHIT">      </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">pwlib.appEvent</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 41</span> </span><span class="WHIT">      </span><span class="NAME">config</span><span class="WHIT">        </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">app.config</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 42</span> </span><span class="WHIT">      </span><span class="NAME">gui</span><span class="WHIT">           </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">app.gui</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 43</span> </span><span class="WHIT">      </span><span class="NAME">lang</span><span class="WHIT">          </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">app.lang.moodle</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 44</span> </span><span class="WHIT">      </span><span class="NAME">moodleServer</span><span class="WHIT">  </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">config.moodleServer</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 45</span> </span><span class="WHIT">      </span><span class="NAME">tinymceEditor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 46</span> </span><span class="WHIT">      </span><span class="NAME">qfErrorShown</span><span class="WHIT">  </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 47</span> 
<span class='line'> 48</span> </span><span class="WHIT">  </span><span class="COMM">// Holds information related to Moodle.</span><span class="WHIT">
<span class='line'> 49</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">moodleInfo</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 50</span> </span><span class="WHIT">    </span><span class="COMM">// Holds the URL of the image the user is saving.</span><span class="WHIT">
<span class='line'> 51</span> </span><span class="WHIT">    </span><span class="NAME">imageURL</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 52</span> 
<span class='line'> 53</span> </span><span class="WHIT">    </span><span class="COMM">// The class name for the element which holds the textarea buttons (toggle </span><span class="WHIT">
<span class='line'> 54</span> </span><span class="WHIT">    </span><span class="COMM">// on/off).</span><span class="WHIT">
<span class='line'> 55</span> </span><span class="WHIT">    </span><span class="COMM">// This element exists only in Moodle 1.9.</span><span class="WHIT">
<span class='line'> 56</span> </span><span class="WHIT">    </span><span class="NAME">textareaButtons</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'textareaicons'</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 57</span> 
<span class='line'> 58</span> </span><span class="WHIT">    </span><span class="COMM">// The image save handler script on the server-side. The path is relative to </span><span class="WHIT">
<span class='line'> 59</span> </span><span class="WHIT">    </span><span class="COMM">// the PaintWeb base folder.</span><span class="WHIT">
<span class='line'> 60</span> </span><span class="WHIT">    </span><span class="COMM">// This used with Moodle 2.0.</span><span class="WHIT">
<span class='line'> 61</span> </span><span class="WHIT">    </span><span class="NAME">imageSaveHandler20</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'../ext/moodle/imagesave20.php'</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 62</span> 
<span class='line'> 63</span> </span><span class="WHIT">    </span><span class="COMM">// The image save handler script for Moodle 1.9.</span><span class="WHIT">
<span class='line'> 64</span> </span><span class="WHIT">    </span><span class="NAME">imageSaveHandler19</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'../ext/moodle/imagesave19.php'</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 65</span> 
<span class='line'> 66</span> </span><span class="WHIT">    </span><span class="COMM">// This holds the release version of Moodle being used. This should be 1.9 </span><span class="WHIT">
<span class='line'> 67</span> </span><span class="WHIT">    </span><span class="COMM">// or 2.0.</span><span class="WHIT">
<span class='line'> 68</span> </span><span class="WHIT">    </span><span class="NAME">release</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 69</span> 
<span class='line'> 70</span> </span><span class="WHIT">    </span><span class="COMM">// Moodle 2.0 draft item ID used for file storage.</span><span class="WHIT">
<span class='line'> 71</span> </span><span class="WHIT">    </span><span class="NAME">draftitemid</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT">
<span class='line'> 72</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 73</span> 
<span class='line'> 74</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'> 75</span>    * The &lt;code>extensionRegister&lt;/code> event handler. Setup event listeners, 
<span class='line'> 76</span>    * determine Moodle version, and more.
<span class='line'> 77</span>    *
<span class='line'> 78</span>    * @returns {Boolean} True if the extension initialized successfully, or false 
<span class='line'> 79</span>    * if not.
<span class='line'> 80</span>    */</span><span class="WHIT">
<span class='line'> 81</span> </span><span class="WHIT">  </span><span class="NAME">this.extensionRegister</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 82</span> </span><span class="WHIT">    </span><span class="COMM">// Register application events.</span><span class="WHIT">
<span class='line'> 83</span> </span><span class="WHIT">    </span><span class="NAME">app.events.add</span><span class="PUNC">(</span><span class="STRN">'guiShow'</span><span class="PUNC">,</span><span class="WHIT">   </span><span class="NAME">this.guiShow</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 84</span> </span><span class="WHIT">    </span><span class="NAME">app.events.add</span><span class="PUNC">(</span><span class="STRN">'guiHide'</span><span class="PUNC">,</span><span class="WHIT">   </span><span class="NAME">this.guiHide</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 85</span> </span><span class="WHIT">    </span><span class="NAME">app.events.add</span><span class="PUNC">(</span><span class="STRN">'imageSave'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.imageSave</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 86</span> 
<span class='line'> 87</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">moodleServer</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">moodleServer.release</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 88</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">matches</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">moodleServer.release.match</span><span class="PUNC">(</span><span class="REGX">/^\s*(\d+\.\d+)/</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 89</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">matches</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">matches</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 90</span> </span><span class="WHIT">        </span><span class="NAME">moodleInfo.release</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">parseFloat</span><span class="PUNC">(</span><span class="NAME">matches</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 91</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 92</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 93</span> 
<span class='line'> 94</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">window.qf_errorHandler</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'function'</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">config.tinymce</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> 
<span class='line'> 95</span>         </span><span class="PUNC">!</span><span class="NAME">config.tinymce.onSubmitUnsaved</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 96</span> </span><span class="WHIT">      </span><span class="NAME">config.tinymce.onSubmitUnsaved</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.onSubmitUnsaved</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 97</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 98</span> 
<span class='line'> 99</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>100</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>101</span> 
<span class='line'>102</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>103</span>    * The &lt;code>submit&lt;/code> event handler for the form to which the PaintWeb 
<span class='line'>104</span>    * instance is attached to. This method is invoked by the TinyMCE plugin when 
<span class='line'>105</span>    * the form is submitted while the user edits an image with unsaved changes.
<span class='line'>106</span>    * @private
<span class='line'>107</span>    */</span><span class="WHIT">
<span class='line'>108</span> </span><span class="WHIT">  </span><span class="NAME">this.onSubmitUnsaved</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>109</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">tmce</span><span class="WHIT">           </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">config.tinymceEditor</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>110</span> </span><span class="WHIT">        </span><span class="NAME">textarea</span><span class="WHIT">       </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">tmce</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">tmce.getElement</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>111</span> </span><span class="WHIT">        </span><span class="NAME">guiPlaceholder</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">config.guiPlaceholder</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>112</span> </span><span class="WHIT">        </span><span class="NAME">prevSibling</span><span class="WHIT">    </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">guiPlaceholder.previousSibling</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>113</span> 
<span class='line'>114</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">tmce</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">textarea</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">window.qf_errorHandler</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>115</span> </span><span class="WHIT">      </span><span class="KEYW">try</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>116</span> </span><span class="WHIT">        </span><span class="NAME">qf_errorHandler</span><span class="PUNC">(</span><span class="NAME">textarea</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">"\n - "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">lang.errorSubmitUnsaved</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>117</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">catch</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">err</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>118</span> </span><span class="WHIT">        </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>119</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>120</span> 
<span class='line'>121</span> </span><span class="WHIT">      </span><span class="NAME">qfErrorShown</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>122</span> 
<span class='line'>123</span> </span><span class="WHIT">      </span><span class="COMM">// Due to the styling of the error shown by Moodle, PaintWeb must have </span><span class="WHIT">
<span class='line'>124</span> </span><span class="WHIT">      </span><span class="COMM">// clear:right.</span><span class="WHIT">
<span class='line'>125</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">prevSibling</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">prevSibling.className</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> 
<span class='line'>126</span>           </span><span class="NAME">prevSibling.className.indexOf</span><span class="PUNC">(</span><span class="STRN">'paintweb_tinymce_status'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>127</span> </span><span class="WHIT">        </span><span class="NAME">prevSibling.style.clear</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'right'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>128</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>129</span> </span><span class="WHIT">        </span><span class="NAME">guiPlaceholder.style.clear</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'right'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>130</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>131</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>132</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>133</span> 
<span class='line'>134</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>135</span>    * The &lt;code>imageSave&lt;/code> application event handler. When the user 
<span class='line'>136</span>    * attempts to save an image, this extension handles the event by sending the 
<span class='line'>137</span>    * image data to the Moodle server, to perform the actual save operation.
<span class='line'>138</span>    *
<span class='line'>139</span>    * @private
<span class='line'>140</span>    * @param {pwlib.appEvent.imageSave} ev The application event object.
<span class='line'>141</span>    */</span><span class="WHIT">
<span class='line'>142</span> </span><span class="WHIT">  </span><span class="NAME">this.imageSave</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ev</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>143</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">ev.dataURL</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>144</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>145</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>146</span> 
<span class='line'>147</span> </span><span class="WHIT">    </span><span class="NAME">ev.preventDefault</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>148</span> 
<span class='line'>149</span> </span><span class="WHIT">    </span><span class="NAME">moodleInfo.imageURL</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">config.imageLoad.src</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>150</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">moodleInfo.imageURL</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">moodleInfo.imageURL.substr</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">5</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'data:'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>151</span> </span><span class="WHIT">      </span><span class="NAME">moodleInfo.imageURL</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'-'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>152</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>153</span> 
<span class='line'>154</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">config.moodleSaveMethod</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'dataURL'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>155</span> </span><span class="WHIT">      </span><span class="NAME">app.events.dispatch</span><span class="PUNC">(</span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">appEvent.imageSaveResult</span><span class="PUNC">(</span><span class="KEYW">true</span><span class="PUNC">,</span><span class="WHIT"> 
<span class='line'>156</span>             </span><span class="NAME">moodleInfo.imageURL</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">ev.dataURL</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>157</span> 
<span class='line'>158</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>159</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">handlerURL</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">PaintWeb.baseFolder</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>160</span> </span><span class="WHIT">          </span><span class="NAME">send</span><span class="WHIT">       </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'url='</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">encodeURIComponent</span><span class="PUNC">(</span><span class="NAME">moodleInfo.imageURL</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>161</span> </span><span class="WHIT">                       </span><span class="STRN">'&dataURL='</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">encodeURIComponent</span><span class="PUNC">(</span><span class="NAME">ev.dataURL</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>162</span> </span><span class="WHIT">          </span><span class="NAME">headers</span><span class="WHIT">    </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="STRN">'Content-Type'</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'application/x-www-form-urlencoded'</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>163</span> 
<span class='line'>164</span> </span><span class="WHIT">      </span><span class="COMM">// In Moodle 2.0 we include the context ID and the draft item ID, such </span><span class="WHIT">
<span class='line'>165</span> </span><span class="WHIT">      </span><span class="COMM">// that the image save script can properly save the new image inside the </span><span class="WHIT">
<span class='line'>166</span> </span><span class="WHIT">      </span><span class="COMM">// current draft area of the current textarea element.</span><span class="WHIT">
<span class='line'>167</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">moodleInfo.release</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>168</span> </span><span class="WHIT">        </span><span class="NAME">handlerURL</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">moodleInfo.imageSaveHandler20</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>169</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">moodleServer.contextid</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>170</span> </span><span class="WHIT">          </span><span class="NAME">send</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'&contextid='</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">encodeURIComponent</span><span class="PUNC">(</span><span class="NAME">moodleServer.contextid</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>171</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>172</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">moodleInfo.draftitemid</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>173</span> </span><span class="WHIT">          </span><span class="NAME">send</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'&draftitemid='</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">encodeURIComponent</span><span class="PUNC">(</span><span class="NAME">moodleInfo.draftitemid</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>174</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>175</span> 
<span class='line'>176</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>177</span> </span><span class="WHIT">        </span><span class="NAME">handlerURL</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">moodleInfo.imageSaveHandler19</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>178</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>179</span> 
<span class='line'>180</span> </span><span class="WHIT">      </span><span class="NAME">pwlib.xhrLoad</span><span class="PUNC">(</span><span class="NAME">handlerURL</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">imageSaveReady</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'POST'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">send</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">headers</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>181</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>182</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>183</span> 
<span class='line'>184</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>185</span>    * The image save &lt;code>onreadystatechange&lt;/code> event handler for the 
<span class='line'>186</span>    * &lt;code>XMLHttpRequest&lt;/code> which performs the image save. This function 
<span class='line'>187</span>    * uses the reply to determine if the image save operation is successful or 
<span class='line'>188</span>    * not.
<span class='line'>189</span>    *
<span class='line'>190</span>    * &lt;p>The {@link pwlib.appEvent.imageSaveResult} application event is 
<span class='line'>191</span>    * dispatched.
<span class='line'>192</span>    *
<span class='line'>193</span>    * &lt;p>The server-side script must reply with a JSON object with the following 
<span class='line'>194</span>    * properties:
<span class='line'>195</span>    *
<span class='line'>196</span>    * &lt;ul>
<span class='line'>197</span>    *   &lt;li>&lt;var>successful&lt;/var> which tells if the image save operation was 
<span class='line'>198</span>    *   successful or not;
<span class='line'>199</span>    *
<span class='line'>200</span>    *   &lt;li>&lt;var>url&lt;/var> which must tell the same URL as the image we just 
<span class='line'>201</span>    *   saved (sanity/security check);
<span class='line'>202</span>    *
<span class='line'>203</span>    *   &lt;li>&lt;var>urlNew&lt;/var> is optional. This allows the server-side script to 
<span class='line'>204</span>    *   change the image URL;
<span class='line'>205</span>    *
<span class='line'>206</span>    *   &lt;li>&lt;var>errorMessage&lt;/var> is optional. When the image save was not 
<span class='line'>207</span>    *   successful, an error message can be displayed.
<span class='line'>208</span>    * &lt;/ul>
<span class='line'>209</span>    *
<span class='line'>210</span>    * @private
<span class='line'>211</span>    * @param {XMLHttpRequest} xhr The XMLHttpRequest object.
<span class='line'>212</span>    */</span><span class="WHIT">
<span class='line'>213</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">imageSaveReady</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">xhr</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>214</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">xhr</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">xhr.readyState</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NUMB">4</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>215</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>216</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>217</span> 
<span class='line'>218</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">result</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="NAME">successful</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">url</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">moodleInfo.imageURL</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>219</span> 
<span class='line'>220</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">(</span><span class="NAME">xhr.status</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NUMB">304</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">xhr.status</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NUMB">200</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">xhr.responseText</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>221</span> </span><span class="WHIT">      </span><span class="NAME">alert</span><span class="PUNC">(</span><span class="NAME">lang.xhrRequestFailed</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>222</span> 
<span class='line'>223</span> </span><span class="WHIT">      </span><span class="NAME">app.events.dispatch</span><span class="PUNC">(</span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">appEvent.imageSaveResult</span><span class="PUNC">(</span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">result.url</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> 
<span class='line'>224</span>             </span><span class="NAME">lang.xhrRequestFailed</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>225</span> 
<span class='line'>226</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>227</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>228</span> 
<span class='line'>229</span> </span><span class="WHIT">    </span><span class="KEYW">try</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>230</span> </span><span class="WHIT">      </span><span class="NAME">result</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">JSON.parse</span><span class="PUNC">(</span><span class="NAME">xhr.responseText</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>231</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">catch</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">err</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>232</span> </span><span class="WHIT">      </span><span class="NAME">result.errorMessage</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">lang.jsonParseFailed</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"\n"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">err</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>233</span> </span><span class="WHIT">      </span><span class="NAME">alert</span><span class="PUNC">(</span><span class="NAME">result.errorMessage</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>234</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>235</span> 
<span class='line'>236</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">result.successful</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>237</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">result.url</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">moodleInfo.imageURL</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>238</span> </span><span class="WHIT">        </span><span class="NAME">alert</span><span class="PUNC">(</span><span class="NAME">pwlib.strf</span><span class="PUNC">(</span><span class="NAME">lang.urlMismatch</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>239</span> </span><span class="WHIT">                </span><span class="NAME">url</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">moodleInfo.imageURL</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>240</span> </span><span class="WHIT">                </span><span class="NAME">urlServer</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">result.url</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="STRN">'null'</span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>241</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>242</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>243</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">result.errorMessage</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>244</span> </span><span class="WHIT">        </span><span class="NAME">alert</span><span class="PUNC">(</span><span class="NAME">lang.imageSaveFailed</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"\n"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">result.errorMessage</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>245</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>246</span> </span><span class="WHIT">        </span><span class="NAME">alert</span><span class="PUNC">(</span><span class="NAME">lang.imageSaveFailed</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>247</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>248</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>249</span> 
<span class='line'>250</span> </span><span class="WHIT">    </span><span class="NAME">app.events.dispatch</span><span class="PUNC">(</span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">appEvent.imageSaveResult</span><span class="PUNC">(</span><span class="NAME">result.successful</span><span class="PUNC">,</span><span class="WHIT"> 
<span class='line'>251</span>           </span><span class="NAME">result.url</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">result.urlNew</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">result.errorMessage</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>252</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>253</span> 
<span class='line'>254</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>255</span>    * The &lt;code>guiShow&lt;/code> application event handler. When the PaintWeb GUI 
<span class='line'>256</span>    * is shown, we must hide the textarea icons for the current textarea element, 
<span class='line'>257</span>    * inside a Moodle page.
<span class='line'>258</span>    * @private
<span class='line'>259</span>    */</span><span class="WHIT">
<span class='line'>260</span> </span><span class="WHIT">  </span><span class="NAME">this.guiShow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>261</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pNode</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">config.guiPlaceholder.parentNode</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>262</span> </span><span class="WHIT">        </span><span class="NAME">textareaButtons</span><span class="WHIT">  
<span class='line'>263</span>           </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">pNode.getElementsByClassName</span><span class="PUNC">(</span><span class="NAME">moodleInfo.textareaButtons</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>264</span> 
<span class='line'>265</span> </span><span class="WHIT">    </span><span class="COMM">// These show in Moodle 1.9.</span><span class="WHIT">
<span class='line'>266</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">textareaButtons</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>267</span> </span><span class="WHIT">      </span><span class="NAME">textareaButtons.style.display</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'none'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>268</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>269</span> 
<span class='line'>270</span> </span><span class="WHIT">    </span><span class="NAME">qfErrorShown</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>271</span> 
<span class='line'>272</span> </span><span class="WHIT">    </span><span class="COMM">// For Moodle 2.0 we must determine the draft item ID in order to properly </span><span class="WHIT">
<span class='line'>273</span> </span><span class="WHIT">    </span><span class="COMM">// perform the image save operation into the current draft area.</span><span class="WHIT">
<span class='line'>274</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">moodleInfo.release</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>275</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>276</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>277</span> 
<span class='line'>278</span> </span><span class="WHIT">    </span><span class="COMM">// Typically the TinyMCE editor instance is attached to a textarea element </span><span class="WHIT">
<span class='line'>279</span> </span><span class="WHIT">    </span><span class="COMM">// which has a name=whatever[text] or similar form. In the same form as the </span><span class="WHIT">
<span class='line'>280</span> </span><span class="WHIT">    </span><span class="COMM">// textarea, there must be a hidden input element with the </span><span class="WHIT">
<span class='line'>281</span> </span><span class="WHIT">    </span><span class="COMM">// name=whatever[itemid]. The value of that input holds the draft item ID.</span><span class="WHIT">
<span class='line'>282</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">tmce</span><span class="WHIT">     </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">config.tinymceEditor</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>283</span> </span><span class="WHIT">        </span><span class="NAME">textarea</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">tmce</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">tmce.getElement</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>284</span> </span><span class="WHIT">        </span><span class="NAME">frm</span><span class="WHIT">      </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">textarea</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">textarea.form</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>285</span> 
<span class='line'>286</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">tmce</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">textarea</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">textarea.name</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">frm</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>287</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>288</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>289</span> 
<span class='line'>290</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">fieldname</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">textarea.name.replace</span><span class="PUNC">(</span><span class="REGX">/\[text\]$/</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>291</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">fieldname</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>292</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>293</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>294</span> 
<span class='line'>295</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">draftitemid</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">frm.elements.namedItem</span><span class="PUNC">(</span><span class="NAME">fieldname</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'[itemid]'</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>296</span> </span><span class="WHIT">        </span><span class="NAME">format</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">frm.elements.namedItem</span><span class="PUNC">(</span><span class="NAME">fieldname</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'[format]'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>297</span> 
<span class='line'>298</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">draftitemid</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>299</span> </span><span class="WHIT">      </span><span class="NAME">moodleInfo.draftitemid</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">draftitemid.value</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>300</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>301</span> 
<span class='line'>302</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">format</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>303</span> </span><span class="WHIT">      </span><span class="NAME">format.style.display</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'none'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>304</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>305</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>306</span> 
<span class='line'>307</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>308</span>    * The &lt;code>guiHide&lt;/code> application event handler. When the PaintWeb GUI 
<span class='line'>309</span>    * is hidden, we must show again the textarea icons for the current textarea 
<span class='line'>310</span>    * element, inside a Moodle page.
<span class='line'>311</span>    * @private
<span class='line'>312</span>    */</span><span class="WHIT">
<span class='line'>313</span> </span><span class="WHIT">  </span><span class="NAME">this.guiHide</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>314</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">guiPlaceholder</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">config.guiPlaceholder</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>315</span> </span><span class="WHIT">        </span><span class="NAME">prevSibling</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">guiPlaceholder.previousSibling</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>316</span> </span><span class="WHIT">        </span><span class="NAME">pNode</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">guiPlaceholder.parentNode</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>317</span> </span><span class="WHIT">        </span><span class="NAME">textareaButtons</span><span class="WHIT"> 
<span class='line'>318</span>           </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">pNode.getElementsByClassName</span><span class="PUNC">(</span><span class="NAME">moodleInfo.textareaButtons</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>319</span> 
<span class='line'>320</span> </span><span class="WHIT">    </span><span class="COMM">// These show in Moodle 1.9.</span><span class="WHIT">
<span class='line'>321</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">textareaButtons</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>322</span> </span><span class="WHIT">      </span><span class="NAME">textareaButtons.style.display</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>323</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>324</span> 
<span class='line'>325</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">tmce</span><span class="WHIT">     </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">config.tinymceEditor</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>326</span> </span><span class="WHIT">        </span><span class="NAME">textarea</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">tmce</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">tmce.getElement</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>327</span> </span><span class="WHIT">        </span><span class="NAME">frm</span><span class="WHIT">      </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">textarea</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">textarea.form</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>328</span> 
<span class='line'>329</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">tmce</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">textarea</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">textarea.name</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">frm</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>330</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>331</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>332</span> 
<span class='line'>333</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">qfErrorShown</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>334</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">window.qf_errorHandler</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>335</span> </span><span class="WHIT">        </span><span class="NAME">qf_errorHandler</span><span class="PUNC">(</span><span class="NAME">textarea</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>336</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>337</span> 
<span class='line'>338</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">prevSibling</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">prevSibling.className</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> 
<span class='line'>339</span>           </span><span class="NAME">prevSibling.className.indexOf</span><span class="PUNC">(</span><span class="STRN">'paintweb_tinymce_status'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>340</span> </span><span class="WHIT">        </span><span class="NAME">prevSibling.style.clear</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>341</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>342</span> </span><span class="WHIT">        </span><span class="NAME">guiPlaceholder.style.clear</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>343</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>344</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>345</span> 
<span class='line'>346</span> </span><span class="WHIT">    </span><span class="COMM">// The format input element only shows in Moodle 2.0.</span><span class="WHIT">
<span class='line'>347</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">moodleInfo.release</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>348</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">fieldname</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">textarea.name.replace</span><span class="PUNC">(</span><span class="REGX">/\[text\]$/</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>349</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">fieldname</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>350</span> </span><span class="WHIT">        </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>351</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>352</span> 
<span class='line'>353</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">format</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">frm.elements.namedItem</span><span class="PUNC">(</span><span class="NAME">fieldname</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'[format]'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>354</span> 
<span class='line'>355</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">format</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>356</span> </span><span class="WHIT">        </span><span class="NAME">format.style.display</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>357</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>358</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>359</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>360</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>361</span> 
<span class='line'>362</span> </span><span class="COMM">// vim:set spell spl=en fo=wan1croqlt tw=80 ts=2 sw=2 sts=2 sta et ai cin fenc=utf-8 ff=unix:</span><span class="WHIT">
<span class='line'>363</span> 
<span class='line'>364</span> </span></pre></body></html>